Finding the Fourth Proportional to 2,676.48, 3,690.00 and 2,196.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,676.48 : 3,690.00 = 2,196.18 : x
2. Step 2: Convert to fraction form
   2,676.48/3,690.00 = 2,196.18/x
3. Step 3: Cross multiply
   2,676.48x = 3,690.00 × 2,196.18
4. Step 4: Simplify right side
   2,676.48x = 8,103,891.72
5. Step 5: Solve for x
   x = 8,103,891.72/2,676.48
6. Step 6: Final answer
   x = 3,027.82